Climatological Report (Daily)
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000
CDUS43 KLOT 100632
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1232 AM CST FRI NOV 10 2017


...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR NOVEMBER 9 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46   1100 AM  74    1999  52     -6       58
  MINIMUM         21   1159 PM  14    1991  35    -14       41
  AVERAGE         34                        44    -10       50

PRECIPITATION (IN)
  YESTERDAY        0.00          2.69 1966   0.10  -0.10     0.00
  MONTH TO DATE    0.75                      0.92  -0.17     0.21
  SINCE SEP 1      9.77                      7.28   2.49     5.74
  SINCE JAN 1     41.51                     32.41   9.10    32.72

SNOWFALL (IN)
  YESTERDAY        0.0           1.3  1926   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      T                         0.3   -0.3      0.0
  SINCE JUL 1      T                         0.3   -0.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       31                        21     10       15
  MONTH TO DATE  212                       177     35       78
  SINCE SEP 1    500                       679   -179      367
  SINCE JUL 1    505                       692   -187      367

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        3
  SINCE SEP 1    208                       103    105      192
  SINCE JAN 1    991                       843    148     1157
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    13.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75          1200 AM
 LOWEST     37           300 PM
 AVERAGE    56

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   51        71      1949
 MINIMUM TEMPERATURE (F)   35        18      1986


SUNRISE AND SUNSET
NOVEMBER 10 2017......SUNRISE   636 AM CST   SUNSET   435 PM CST
NOVEMBER 11 2017......SUNRISE   637 AM CST   SUNSET   434 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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